Não informado. (1914). Industrial Arts and Vocational Education. CCM Professional Magazines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Industrial Arts and Vocational Education. Milwaukee, Wis: CCM Professional Magazines, 1914.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Industrial Arts and Vocational Education. CCM Professional Magazines, 1914.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.